This article looks at SQL Server locking and transaction isolation levels, how to set the transaction isolation level, and how some isolation levels use locking, while others use row versioning. It also explains what type of locks data update requires.
2013-07-17
3,573 reads
Learn about orphaned distribution transactions in SQL Server and how you can clear them.
2013-07-16
6,600 reads
Some companies put business or application logic in SQL Server using stored procedures, views and functions to return values to the calling applications or perform tasks. This is not unusual in companies that use the SQL Server layer to perform business tasks, such as finance operations, or incorporate application functionality into the programmability layer. Here's a tip to preserve secrecy on some procedures, views or functions in order to maintain security.
2013-07-16
3,864 reads
Join us for a free day of SQL Server training and networking on July 27 in Cocoa Beach, Florida.
2013-07-16
2,065 reads
This article aims to demonstrate bad parameter sniffing and its effects on memory grants.
2013-07-15
7,245 reads
Data Analysis Expressions (DAX), originally the formula language for PowerPivot workbooks, can also be used within the MDX query window of SSMS to directly access data from a tabular SSAS database, an in-memory database that uses the xVelocity analytics engine and compression. Robert Sheldon shows how easy it is to retrieve data from a tabular database.
2013-07-15
3,237 reads
This article provides a comprehensive solution to sending email from SQL Express 2008 and Express 2008 R2.
2013-07-12 (first published: 2010-11-04)
17,926 reads
I have a group of developers that I support and they are reporting they cannot see columns within their tables. I have granted them db_datareader permissions which is a standard at my company for QA environments. Why can't they see their column definitions? Check out this tip to learn more.
2013-07-12
3,682 reads
Wouldn't be great if you could truncate any partition of a partitioned table with one T-SQL statement? This article shows you how.
2013-07-11
6,689 reads
In this article Greg Larsen will show you how to identify when your index statistics were updated last, what method was used to gather statistics, and how to update your statistics.
2013-07-11
3,074 reads
By Steve Jones
I caught this interesting item over on Pinal Dave’s blog: Eleven Interview Questions that...
By Hemantgiri
I use color-coded connections in SSMS to distinguish Production, Pre-Production, UAT, and Development. But...
Comments posted to this topic are about the item Split Large Queries in Athena...
Comments posted to this topic are about the item Finding Trailing Spaces
I have some data in a SQL Server 2025 database. It looks like this for the dbo.Customer table:
CustomerID CustomerName PreferredName 1 Steve Steve 2 Andy Andy 3 Brian Brian 4 Allan Allan 5 Devin Devin 6 Steve Steve 7 Sally SallyI want to detect which names have a single trailing space. The CustomerName is a varchar() and the PreferredName is a CHAR(). Does this query detect the problem rows?
SELECT
CustomerID,
CustomerName,
PreferredName
FROM Customer
WHERE CustomerName <> RTRIM(CustomerName)
OR PreferredName <> RTRIM(PreferredName); See possible answers